![SR-1 cowl being integrated with spinner and cooling ducts. The cowl is assembled to itself/to the fuse primarily with countersunk #8 screws. [All images credited to Eric Stewart]](https://www.kitplanes.com/wp-content/uploads/2026/09/1KP.jpg?w=534&h=462&crop=1 "Custom Cowl Fabrication: Building the SR-1 Composite Cowl")
![Trimming composites gets the full PPE job. [Credit: Eric Stewart]](https://www.kitplanes.com/wp-content/uploads/2026/07/7-2.jpg?w=265&h=198&crop=1 "A Few of My Favorite Tools")
![Lowell Farrand spent years serving as an FAA DAR and is in the EAA Hall of Fame. He offers sound advise to builders. [Credit: Bill Wilson]](https://www.kitplanes.com/wp-content/uploads/2026/05/unnamed-4.jpg?w=265&h=198&crop=1 "Think Like a Builder")
![Author Bill Wilson takes a break from measuring and cutting the Lexan windshield during his Onex build. [All Images Credit to Bill Wilson]](https://www.kitplanes.com/wp-content/uploads/2026/04/image-2.jpg?w=265&h=198&crop=1 "Think Like A Builder")
Oil Recycling
We all try our best to recycle and protect the environment. We haul waste oil to a recycle facility, pour fresh oil into our...
Easy Hole Spacing
One of the curses of modern CAD technology is that designers can draw something up, then have the computer dimension it on the drawing...
Evaluating a Used Engine
How do you decide, without taking an engine completely apart, whether or not it will give you at least several years of good service?
Oh Nuts!
Well actually... "Oh nut!" What do you do when you drop a nut inside a fuel tank with a hole too small to get...
In Case You Missed It
Alternative Energies
JoeBen Bevirt addresses future energy and transportation needs by tackling them head-on-Jetsons style-with the Joby Monarch. By Dean Sigler.
Build, Test, Refine and Fix—Part 2: Taxi Testing
All aircraft testing, including taxi tests, requires planning and discipline.
Non-Marring Fluting Pliers
Are your fluting pliers leaving scratches in the aluminum? Here's an easy and quick...
